American Power Conversion MW manual Communication cables with optional Relay Board

Page 27

Electrical Installation: Relay Board (Optional)

Communication cables with optional Relay Board

External Lamp

supply VAC or VDC

Max. 250VAC 5A

24VDC

Shunt trip

Symmetra MW 1000 kW 480 V Installation - 990-4112E

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Image 27

Contents Installation Page Contents Specifications Symbols used in this guide SafetyEPO Installation safetyControl Section UPS SectionsSerial number Inverter SectionConfiguration 1 Inverter Section placed to the left ConfigurationsTotal width of UPS sections 4138 mm/163 Weight Configuration 2 Inverter Section placed to the rightExternal Bypass Static Switch Power wiring overview Typical UPS Wiring PrincipleInput/Output wiring precautions External disconnection switchesTop Cable Entry Preparing for top cable entry defaultBattery cable connections top cable entry Front view of Input/Output Section Ground and AC cable connections top cable entry Preparing for bottom cable entry Bottom Cable EntryElectrical Installation Bottom Cable Entry Battery cable connections bottom cable entry Battery BAT 1 + BAT 2 + IN/OUT power cable bottom entry Ground and AC cable connections bottom cable entry Bypass Static Switch Wiring Top cable entry Bottom cable entry Connectionplane 0P0957 Communication cable overviewLocation of optional Relay Board Relay Board OptionalCommunication cables with optional Relay Board Relay Board functions Relay Name Events that will trigger the alarm Mode CommentIN1 Page Low-Impedance/High-Impedance Grounding Low-impedance groundingHigh-impedance grounding Specifications Low-Impedance/High-Impedance Grounding Installation Planning Data Electrical SpecificationDC Input AC InputAC Output AC Input External Bypass SSWHeat Dissipation 16 National Electrical Code Size Temperature Rating of Cables See Table Recommended cable, bolt, and lug sizes Torque specificationsRequired Breaker Settings Input and upstream breakers minimum settingsOutput and downstream breakers minimum settings Dual Utility Installation Nema General Specifications 480990-4112E